antivegetation post collar



FIG. 1 is a perspective view of the antivegetation post collar showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational, right-side elevational, and left-side elevational views being identical thereto;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for an antivegetation post collar, as shown and described. 